# Bird Identification App vs Gem Identifier

The clearest difference is update cadence: Gem Identifier at every 2 weeks against Bird Identification App's every 2 months. Bird Identification App's advantage is iOS requirement (16.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Bird Identification App sells 2 in-app purchases, starting at $5.99 per 7 days and Gem Identifier sells 2 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Bird Identification App ships an update every 2 months, Gem Identifier every 2 weeks. The most recent releases landed on September 21, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Bird Identification App | Gem Identifier |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 255 MB | 72 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RetainAI Limited](https://appshunter.io/developer/1836623775) | [Habib Yagiz Demir](https://appshunter.io/developer/1612459009) |

## What reviewers say

### Bird Identification App

[App page](https://appshunter.io/ios/app/bird-identification-app/id6757984707)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bird Identifier Weekly | $5.99 | per 7 days |
| Bird Identifier Annual | $29.99 | per year |


### Gem Identifier

[App page](https://appshunter.io/ios/app/gem-identifier-rock-scanner/id6759844200)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $7.99 | per 7 days |
| Yearly Premium | $39.99 | per year |


## Frequently asked questions

### Is Bird Identification App free?

Bird Identification App is free to download, with in-app purchases available.

### Is Gem Identifier free?

Gem Identifier is free to download, with in-app purchases available.

### Do Bird Identification App or Gem Identifier have ads?

Neither Bird Identification App nor Gem Identifier shows ads.

### Which is updated more often, Bird Identification App or Gem Identifier?

Bird Identification App ships an update every 2 months, and Gem Identifier every 2 weeks. Most recently, Bird Identification App was updated on September 21, 2026 and Gem Identifier on September 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*